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Signal.xcworkspace
Signal
Signal
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SignalServiceKit
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.clang-format
.gitattributes
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.ruby-version
.ruby-version
.swiftlint.yml
.swiftlint.yml
.xcode-version
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ADD_CASHUDEVKIT_GUIDE.md
ADD_CASHUDEVKIT_GUIDE.md
BUILDING.md
BUILDING.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHU_ADD_FUNDS_QR.md
CASHU_ADD_FUNDS_QR.md
CASHU_BUILD_SUCCESS.md
CASHU_BUILD_SUCCESS.md
CASHU_FINAL_UI.md
CASHU_FINAL_UI.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_RECOVERY_PHRASE.md
CASHU_RECOVERY_PHRASE.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_UI_UPDATES.md
CASHU_UI_UPDATES.md
CASHU_USD_TRANSACTIONS.md
CASHU_USD_TRANSACTIONS.md
CASHU_WALLET_IMPLEMENTATION.md
CASHU_WALLET_IMPLEMENTATION.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_STATUS.md
CDK_INTEGRATION_STATUS.md
CONTRIBUTING.md
CONTRIBUTING.md
Gemfile
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LICENSE
LICENSE
MAINTAINING.md
MAINTAINING.md
Makefile
Makefile
Podfile
Podfile
Podfile.lock
Podfile.lock
README.md
README.md
verify_cashu_integration.sh
verify_cashu_integration.sh

Repository files navigation

Signal iOS

Signal is a free and open source messaging app for simple private communication with friends.

Available on the App Store

Also available on Android and Desktop.

Questions?

For troubleshooting and questions, please visit our support center or unofficial community forum.

Contributing Bug Reports

The best way to submit a bug report or support request is via the Support Center. Signal iOS doesn't collect any analytics or telemetry, and we rely on your feedback to help us troubleshoot and fix problems when something isn't working correctly.

Contributing Code

Instructions for how to configure your development environment and build Signal iOS can be found in BUILDING.md. We also recommend reading the contribution guidelines.

Contributing Ideas

Have something you want to say about Signal Foundation projects or want to be part of the conversation? Get involved in the community forum.

Cryptography Notice

This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software. BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted. See http://www.wassenaar.org/ for more information.

The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms. The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.

License

Copyright 2013-2025 Signal Messenger, LLC

Licensed under the GNU AGPLv3: https://www.gnu.org/licenses/agpl-3.0.html

Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.

About

A private messenger for iOS.

signal.org

Resources

Readme
License

Contributing

Contributing
Activity

Stars

3 stars

Watchers

1 watching

Forks

0 forks
Report repository

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Packages

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, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

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ci_scripts
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ADD_CASHUDEVKIT_GUIDE.md
ADD_CASHUDEVKIT_GUIDE.md
BUILDING.md
BUILDING.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHU_ADD_FUNDS_QR.md
CASHU_ADD_FUNDS_QR.md
CASHU_BUILD_SUCCESS.md
CASHU_BUILD_SUCCESS.md
CASHU_FINAL_UI.md
CASHU_FINAL_UI.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_RECOVERY_PHRASE.md
CASHU_RECOVERY_PHRASE.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_UI_UPDATES.md
CASHU_UI_UPDATES.md
CASHU_USD_TRANSACTIONS.md
CASHU_USD_TRANSACTIONS.md
CASHU_WALLET_IMPLEMENTATION.md
CASHU_WALLET_IMPLEMENTATION.md
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MAINTAINING.md
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Makefile
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Podfile
Podfile
Podfile.lock
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README.md
README.md
verify_cashu_integration.sh
verify_cashu_integration.sh
Repository files navigation
Signal iOS
Signal is a free and open source messaging app for simple private communication with friends.
Available on the App Store
Also available on Android and Desktop.
Questions?
For troubleshooting and questions, please visit our support center or unofficial community forum.
Contributing Bug Reports
The best way to submit a bug report or support request is via the Support Center. Signal iOS doesn't collect any analytics or telemetry, and we rely on your feedback to help us troubleshoot and fix problems when something isn't working correctly.
Contributing Code
Instructions for how to configure your development environment and build Signal iOS can be found in BUILDING.md. We also recommend reading the contribution guidelines.
Contributing Ideas
Have something you want to say about Signal Foundation projects or want to be part of the conversation? Get involved in the community forum.
Cryptography Notice
This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software.
BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted.
See http://www.wassenaar.org/ for more information.
The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms.
The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.
License
Copyright 2013-2025 Signal Messenger, LLC
Licensed under the GNU AGPLv3: https://www.gnu.org/licenses/agpl-3.0.html
Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.
About
A private messenger for iOS.
signal.org
Resources
Readme
License
Contributing
Contributing
Activity
Stars
3 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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Signal.xcodeproj
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Signal
Signal
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SignalServiceKit
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SignalShareExtension
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.clang-format
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.gitattributes
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.gitmodules
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.ruby-version
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.swiftlint.yml
.swiftlint.yml
.xcode-version
.xcode-version
ADD_CASHUDEVKIT_GUIDE.md
ADD_CASHUDEVKIT_GUIDE.md
BUILDING.md
BUILDING.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHU_ADD_FUNDS_QR.md
CASHU_ADD_FUNDS_QR.md
CASHU_BUILD_SUCCESS.md
CASHU_BUILD_SUCCESS.md
CASHU_FINAL_UI.md
CASHU_FINAL_UI.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_RECOVERY_PHRASE.md
CASHU_RECOVERY_PHRASE.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_UI_UPDATES.md
CASHU_UI_UPDATES.md
CASHU_USD_TRANSACTIONS.md
CASHU_USD_TRANSACTIONS.md
CASHU_WALLET_IMPLEMENTATION.md
CASHU_WALLET_IMPLEMENTATION.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_STATUS.md
CDK_INTEGRATION_STATUS.md
CONTRIBUTING.md
CONTRIBUTING.md
Gemfile
Gemfile
Gemfile.lock
Gemfile.lock
LICENSE
LICENSE
MAINTAINING.md
MAINTAINING.md
Makefile
Makefile
Podfile
Podfile
Podfile.lock
Podfile.lock
README.md
README.md
verify_cashu_integration.sh
verify_cashu_integration.sh
Repository files navigation
Signal iOS
Signal is a free and open source messaging app for simple private communication with friends.
Available on the App Store
Also available on Android and Desktop.
Questions?
For troubleshooting and questions, please visit our support center or unofficial community forum.
Contributing Bug Reports
The best way to submit a bug report or support request is via the Support Center. Signal iOS doesn't collect any analytics or telemetry, and we rely on your feedback to help us troubleshoot and fix problems when something isn't working correctly.
Contributing Code
Instructions for how to configure your development environment and build Signal iOS can be found in BUILDING.md. We also recommend reading the contribution guidelines.
Contributing Ideas
Have something you want to say about Signal Foundation projects or want to be part of the conversation? Get involved in the community forum.
Cryptography Notice
This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software.
BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted.
See http://www.wassenaar.org/ for more information.
The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms.
The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.
License
Copyright 2013-2025 Signal Messenger, LLC
Licensed under the GNU AGPLv3: https://www.gnu.org/licenses/agpl-3.0.html
Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.
About
A private messenger for iOS.
signal.org
Resources
Readme
License
Contributing
Contributing
Activity
Stars
3 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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Signal.xcodeproj
Signal.xcodeproj
Signal.xcworkspace
Signal.xcworkspace
Signal
Signal
SignalNSE
SignalNSE
SignalServiceKit
SignalServiceKit
SignalShareExtension
SignalShareExtension
SignalUI
SignalUI
ThirdParty
ThirdParty
ci_scripts
ci_scripts
fastlane
fastlane
.clang-format
.clang-format
.gitattributes
.gitattributes
.gitignore
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.ruby-version
.ruby-version
.swiftlint.yml
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.xcode-version
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ADD_CASHUDEVKIT_GUIDE.md
ADD_CASHUDEVKIT_GUIDE.md
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BUILDING.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHU_ADD_FUNDS_QR.md
CASHU_ADD_FUNDS_QR.md
CASHU_BUILD_SUCCESS.md
CASHU_BUILD_SUCCESS.md
CASHU_FINAL_UI.md
CASHU_FINAL_UI.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_RECOVERY_PHRASE.md
CASHU_RECOVERY_PHRASE.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_UI_UPDATES.md
CASHU_UI_UPDATES.md
CASHU_USD_TRANSACTIONS.md
CASHU_USD_TRANSACTIONS.md
CASHU_WALLET_IMPLEMENTATION.md
CASHU_WALLET_IMPLEMENTATION.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_STATUS.md
CDK_INTEGRATION_STATUS.md
CONTRIBUTING.md
CONTRIBUTING.md
Gemfile
Gemfile
Gemfile.lock
Gemfile.lock
LICENSE
LICENSE
MAINTAINING.md
MAINTAINING.md
Makefile
Makefile
Podfile
Podfile
Podfile.lock
Podfile.lock
README.md
README.md
verify_cashu_integration.sh
verify_cashu_integration.sh
Repository files navigation
Signal iOS
Signal is a free and open source messaging app for simple private communication with friends.
Available on the App Store
Also available on Android and Desktop.
Questions?
For troubleshooting and questions, please visit our support center or unofficial community forum.
Contributing Bug Reports
The best way to submit a bug report or support request is via the Support Center. Signal iOS doesn't collect any analytics or telemetry, and we rely on your feedback to help us troubleshoot and fix problems when something isn't working correctly.
Contributing Code
Instructions for how to configure your development environment and build Signal iOS can be found in BUILDING.md. We also recommend reading the contribution guidelines.
Contributing Ideas
Have something you want to say about Signal Foundation projects or want to be part of the conversation? Get involved in the community forum.
Cryptography Notice
This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software.
BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted.
See http://www.wassenaar.org/ for more information.
The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms.
The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.
License
Copyright 2013-2025 Signal Messenger, LLC
Licensed under the GNU AGPLv3: https://www.gnu.org/licenses/agpl-3.0.html
Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.
About
A private messenger for iOS.
signal.org
Resources
Readme
License
Contributing
Contributing
Activity
Stars
3 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

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Signal.xcodeproj
Signal.xcworkspace
Signal.xcworkspace
Signal
Signal
SignalNSE
SignalNSE
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SignalServiceKit
SignalShareExtension
SignalShareExtension
SignalUI
SignalUI
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fastlane
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.clang-format
.clang-format
.gitattributes
.gitattributes
.gitignore
.gitignore
.gitmodules
.gitmodules
.ruby-version
.ruby-version
.swiftlint.yml
.swiftlint.yml
.xcode-version
.xcode-version
ADD_CASHUDEVKIT_GUIDE.md
ADD_CASHUDEVKIT_GUIDE.md
BUILDING.md
BUILDING.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHU_ADD_FUNDS_QR.md
CASHU_ADD_FUNDS_QR.md
CASHU_BUILD_SUCCESS.md
CASHU_BUILD_SUCCESS.md
CASHU_FINAL_UI.md
CASHU_FINAL_UI.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_RECOVERY_PHRASE.md
CASHU_RECOVERY_PHRASE.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_UI_UPDATES.md
CASHU_UI_UPDATES.md
CASHU_USD_TRANSACTIONS.md
CASHU_USD_TRANSACTIONS.md
CASHU_WALLET_IMPLEMENTATION.md
CASHU_WALLET_IMPLEMENTATION.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_STATUS.md
CDK_INTEGRATION_STATUS.md
CONTRIBUTING.md
CONTRIBUTING.md
Gemfile
Gemfile
Gemfile.lock
Gemfile.lock
LICENSE
LICENSE
MAINTAINING.md
MAINTAINING.md
Makefile
Makefile
Podfile
Podfile
Podfile.lock
Podfile.lock
README.md
README.md
verify_cashu_integration.sh
verify_cashu_integration.sh
Repository files navigation
Signal iOS
Signal is a free and open source messaging app for simple private communication with friends.
Available on the App Store
Also available on Android and Desktop.
Questions?
For troubleshooting and questions, please visit our support center or unofficial community forum.
Contributing Bug Reports
The best way to submit a bug report or support request is via the Support Center. Signal iOS doesn't collect any analytics or telemetry, and we rely on your feedback to help us troubleshoot and fix problems when something isn't working correctly.
Contributing Code
Instructions for how to configure your development environment and build Signal iOS can be found in BUILDING.md. We also recommend reading the contribution guidelines.
Contributing Ideas
Have something you want to say about Signal Foundation projects or want to be part of the conversation? Get involved in the community forum.
Cryptography Notice
This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software.
BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted.
See http://www.wassenaar.org/ for more information.
The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms.
The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.
License
Copyright 2013-2025 Signal Messenger, LLC
Licensed under the GNU AGPLv3: https://www.gnu.org/licenses/agpl-3.0.html
Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.
About
A private messenger for iOS.
signal.org
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Readme
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1 watching
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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ADD_CASHUDEVKIT_GUIDE.md
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BUILDING.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHU_ADD_FUNDS_QR.md
CASHU_ADD_FUNDS_QR.md
CASHU_BUILD_SUCCESS.md
CASHU_BUILD_SUCCESS.md
CASHU_FINAL_UI.md
CASHU_FINAL_UI.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_RECOVERY_PHRASE.md
CASHU_RECOVERY_PHRASE.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_UI_UPDATES.md
CASHU_UI_UPDATES.md
CASHU_USD_TRANSACTIONS.md
CASHU_USD_TRANSACTIONS.md
CASHU_WALLET_IMPLEMENTATION.md
CASHU_WALLET_IMPLEMENTATION.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_GUIDE.md
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README.md
verify_cashu_integration.sh
verify_cashu_integration.sh
Repository files navigation
Signal iOS
Signal is a free and open source messaging app for simple private communication with friends.
Available on the App Store
Also available on Android and Desktop.
Questions?
For troubleshooting and questions, please visit our support center or unofficial community forum.
Contributing Bug Reports
The best way to submit a bug report or support request is via the Support Center. Signal iOS doesn't collect any analytics or telemetry, and we rely on your feedback to help us troubleshoot and fix problems when something isn't working correctly.
Contributing Code
Instructions for how to configure your development environment and build Signal iOS can be found in BUILDING.md. We also recommend reading the contribution guidelines.
Contributing Ideas
Have something you want to say about Signal Foundation projects or want to be part of the conversation? Get involved in the community forum.
Cryptography Notice
This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software.
BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted.
See http://www.wassenaar.org/ for more information.
The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms.
The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.
License
Copyright 2013-2025 Signal Messenger, LLC
Licensed under the GNU AGPLv3: https://www.gnu.org/licenses/agpl-3.0.html
Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.
About
A private messenger for iOS.
signal.org
Resources
Readme
License
Contributing
Contributing
Activity
Stars
3 stars
Watchers
1 watching
Forks
0 forks
Report repository
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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Signal.xcodeproj
Signal.xcworkspace
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SignalShareExtension
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ADD_CASHUDEVKIT_GUIDE.md
BUILDING.md
BUILDING.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHU_ADD_FUNDS_QR.md
CASHU_ADD_FUNDS_QR.md
CASHU_BUILD_SUCCESS.md
CASHU_BUILD_SUCCESS.md
CASHU_FINAL_UI.md
CASHU_FINAL_UI.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_RECOVERY_PHRASE.md
CASHU_RECOVERY_PHRASE.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_UI_UPDATES.md
CASHU_UI_UPDATES.md
CASHU_USD_TRANSACTIONS.md
CASHU_USD_TRANSACTIONS.md
CASHU_WALLET_IMPLEMENTATION.md
CASHU_WALLET_IMPLEMENTATION.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_STATUS.md
CDK_INTEGRATION_STATUS.md
CONTRIBUTING.md
CONTRIBUTING.md
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MAINTAINING.md
MAINTAINING.md
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README.md
verify_cashu_integration.sh
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Repository files navigation
Signal iOS
Signal is a free and open source messaging app for simple private communication with friends.
Available on the App Store
Also available on Android and Desktop.
Questions?
For troubleshooting and questions, please visit our support center or unofficial community forum.
Contributing Bug Reports
The best way to submit a bug report or support request is via the Support Center. Signal iOS doesn't collect any analytics or telemetry, and we rely on your feedback to help us troubleshoot and fix problems when something isn't working correctly.
Contributing Code
Instructions for how to configure your development environment and build Signal iOS can be found in BUILDING.md. We also recommend reading the contribution guidelines.
Contributing Ideas
Have something you want to say about Signal Foundation projects or want to be part of the conversation? Get involved in the community forum.
Cryptography Notice
This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software.
BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted.
See http://www.wassenaar.org/ for more information.
The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms.
The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.
License
Copyright 2013-2025 Signal Messenger, LLC
Licensed under the GNU AGPLv3: https://www.gnu.org/licenses/agpl-3.0.html
Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.
About
A private messenger for iOS.
signal.org
Resources
Readme
License
Contributing
Contributing
Activity
Stars
3 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

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ADD_CASHUDEVKIT_GUIDE.md
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BUILDING.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHUDEVKIT_INTEGRATION_STATUS.md
CASHU_ADD_FUNDS_QR.md
CASHU_ADD_FUNDS_QR.md
CASHU_BUILD_SUCCESS.md
CASHU_BUILD_SUCCESS.md
CASHU_FINAL_UI.md
CASHU_FINAL_UI.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_INTEGRATION_COMPLETE.md
CASHU_RECOVERY_PHRASE.md
CASHU_RECOVERY_PHRASE.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_REPLACES_MOBILECOIN.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_SEND_IMPLEMENTATION.md
CASHU_UI_UPDATES.md
CASHU_UI_UPDATES.md
CASHU_USD_TRANSACTIONS.md
CASHU_USD_TRANSACTIONS.md
CASHU_WALLET_IMPLEMENTATION.md
CASHU_WALLET_IMPLEMENTATION.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_GUIDE.md
CDK_INTEGRATION_STATUS.md
CDK_INTEGRATION_STATUS.md
CONTRIBUTING.md
CONTRIBUTING.md
Gemfile
Gemfile
Gemfile.lock
Gemfile.lock
LICENSE
LICENSE
MAINTAINING.md
MAINTAINING.md
Makefile
Makefile
Podfile
Podfile
Podfile.lock
Podfile.lock
README.md
README.md
verify_cashu_integration.sh
verify_cashu_integration.sh
Repository files navigation
Signal iOS
Signal is a free and open source messaging app for simple private communication with friends.
Available on the App Store
Also available on Android and Desktop.
Questions?
For troubleshooting and questions, please visit our support center or unofficial community forum.
Contributing Bug Reports
The best way to submit a bug report or support request is via the Support Center. Signal iOS doesn't collect any analytics or telemetry, and we rely on your feedback to help us troubleshoot and fix problems when something isn't working correctly.
Contributing Code
Instructions for how to configure your development environment and build Signal iOS can be found in BUILDING.md. We also recommend reading the contribution guidelines.
Contributing Ideas
Have something you want to say about Signal Foundation projects or want to be part of the conversation? Get involved in the community forum.
Cryptography Notice
This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software.
BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted.
See http://www.wassenaar.org/ for more information.
The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms.
The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.
License
Copyright 2013-2025 Signal Messenger, LLC
Licensed under the GNU AGPLv3: https://www.gnu.org/licenses/agpl-3.0.html
Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.
About
A private messenger for iOS.
signal.org
Resources
Readme
License
Contributing
Contributing
Activity
Stars
3 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages